1. Cell Cycle/DNA Damage Stem Cell/Wnt PI3K/Akt/mTOR MAPK/ERK Pathway JAK/STAT Signaling Epigenetics Protein Tyrosine Kinase/RTK
  2. CDK GSK-3 MEK JAK
  3. RGB-286638

RGB-286638 是一种有效的 CDK 抑制剂,抑制 cyclin T1-CDK9cyclin B1-CDK1cyclin E-CDK2cyclin D1-CDK4cyclin E-CDK3p35-CDK5 活性,IC50 分别为 1,2,3,4,5 和 5 nM;同时可抑制 GSK-3β,TAK1,Jak2MEK1IC50 值分别为 3,5,50,和 54 nM。

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RGB-286638 Chemical Structure

RGB-286638 Chemical Structure

CAS No. : 784210-87-3

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     可免费申领三个不同产品的试用装。

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规格 价格 是否有货 数量
10 mM * 1 mL in DMSO ¥1500
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5 mg ¥1100
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10 mg ¥1800
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25 mg ¥3400
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50 mg ¥5100
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100 mg ¥7100
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500 mg   询价  

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Top Publications Citing Use of Products
  • 生物活性

  • 实验参考方法

  • 纯度 & 产品资料

  • 参考文献

生物活性

RGB-286638 is a CDK inhibitor that inhibits the kinase activity of cyclin T1-CDK9, cyclin B1-CDK1, cyclin E-CDK2, cyclin D1-CDK4, cyclin E-CDK3, and p35-CDK5 with IC50s of 1, 2, 3, 4, 5 and 5 nM, respectively; also inhibits GSK-3β, TAK1, Jak2 and MEK1, with IC50s of 3, 5, 50, and 54 nM.

IC50 & Target[1]

T1-CDK9

1 nM (IC50)

cyclin B1-CDK1

2 nM (IC50)

cyclin E-CDK2

3 nM (IC50)

cyclin D1-CDK4

4 nM (IC50)

cyclin E-CDK3

5 nM (IC50)

p35-CDK5

5 nM (IC50)

cyclin H-CDK7

44 nM (IC50)

cyclin D3-CDK6

55 nM (IC50)

GSK-3β

3 nM (IC50)

JAK2

50 nM (IC50)

MEK1

54 nM (IC50)

Fms

1 nM (IC50)

TAK1

5 nM (IC50)

JNK1a1

17 nM (IC50)

JNK1a2

40 nM (IC50)

C-src

25 nM (IC50)

AMPK

41 nM (IC50)

体外研究
(In Vitro)

RGB-286638 is an indenopyrazole-derived CDK inhibitor (CDKI) with Ki-nanomolar activity against transcriptional CDKs. RGB-286638 inhibits several tyrosine and serine/threonine non-CDK enzymes, i.e. GSK-3β, TAK1, AMPK, Jak2, MEK1. The dose- and time-dependent effect of treatment with RGB-286638 (12.5-100nM) is investigated on the growth of human p53-wt (MM.1S, MM.1R, and H929) and p53-mutant (U266, OPM1, and RPMI) MM cells by MTT assay, assessing viability at 24 and 48 hours. The half-maximally effective concentrations (EC50) range between 20 and 70 nM at 48 hours. Dose-dependent differences in growth among p53-wt and -mutant cells are observed after 50nM treatment, with p53-wt MM.1S, MM.1R and H929 being slightly more sensitive to RGB-286638 treatment at 48h[1].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

体内研究
(In Vivo)

Dose-finding studies with RGB-286638 identify 40 mg/kg/day IV treatment as the maximum tolerated dose in SCID mice. Five days IV treatment with RGB-286638 significantly suppresses MM tumor growth, with maximum TGI (%) noted at day 14 following end of treatment at 85.06% and 86.34% in the 30 mg/kg and 40 mg/kg treated cohorts respectively. The log10 cell kill (LCK Td: 4.5 days) is 1.6 for both treated groups. RGB-286638 treatment is also associated with improved survival, evidenced by first death at day 24 in controls versus day 43 in both treated groups. No toxic deaths occurred during this study: maximum percentage of body weight (BW) loss is observed on day 5 (8.4%) at 30 mg/kg dosage schedule, and on day 15 (9.9%) after 40 mg/kg dosing, with weight recovery in the following two weeks[1].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Clinical Trial
分子量

618.55

Formula

C29H37Cl2N7O4

CAS 号
性状

固体

颜色

Light yellow to yellow

运输条件

Room temperature in continental US; may vary elsewhere.

储存方式

4°C, sealed storage, away from moisture

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)

溶解性数据
In Vitro: 

DMSO 中的溶解度 : ≥ 150 mg/mL (242.50 mM; 吸湿的 DMSO 对产品的溶解度有显著影响,请使用新开封的 DMSO)

H2O 中的溶解度 : 25 mg/mL (40.42 mM; 超声助溶)

* "≥" means soluble, but saturation unknown.

配制储备液
浓度 溶剂体积 质量 1 mg 5 mg 10 mg
1 mM 1.6167 mL 8.0834 mL 16.1668 mL
5 mM 0.3233 mL 1.6167 mL 3.2334 mL
查看完整储备液配制表

* 请根据产品在不同溶剂中的溶解度选择合适的溶剂配制储备液;一旦配成溶液,请分装保存,避免反复冻融造成的产品失效
储备液的保存方式和期限:-80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)。-80°C储存时,请在6个月内使用,-20°C储存时,请在1个月内使用。

* 备注:如您选择水作为储备液,请稀释至工作液后,再用 0.22 μm 的滤膜过滤除菌后使用。

  • 摩尔计算器

  • 稀释计算器

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

质量
=
浓度
×
体积
×
分子量 *

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

浓度 (start)

C1

×
体积 (start)

V1

=
浓度 (final)

C2

×
体积 (final)

V2

In Vivo:

请根据您的 实验动物和给药方式 选择适当的溶解方案。

以下溶解方案都请先按照 In Vitro 方式配制澄清的储备液,再依次添加助溶剂:
——为保证实验结果的可靠性,澄清的储备液可以根据储存条件,适当保存;体内实验的工作液,建议您现用现配,当天使用
以下溶剂前显示的百分比是指该溶剂在您配制终溶液中的体积占比;如在配制过程中出现沉淀、析出现象,可以通过加热和/或超声的方式助溶

  • 方案 一

    请依序添加每种溶剂: 10% DMSO    40% PEG300    5% Tween-80    45% Saline

    Solubility: ≥ 7.5 mg/mL (12.13 mM); 澄清溶液

    此方案可获得 ≥ 7.5 mg/mL(饱和度未知)的澄清溶液。

    1 mL 工作液为例,取 100 μL 75.0 mg/mL 的澄清 DMSO 储备液加到 400 μL PEG300 中,混合均匀;再向上述体系中加入 50 μL Tween-80,混合均匀;然后再继续加入 450 μL 生理盐水 定容至 1 mL

    生理盐水的配制:将 0.9 g 氯化钠,溶解于 ddH₂O 并定容至 100 mL,可以得到澄清透明的生理盐水溶液。
  • 方案 二

    请依序添加每种溶剂: 10% DMSO    90% (20% SBE-β-CD in Saline)

    Solubility: ≥ 7.5 mg/mL (12.13 mM); 澄清溶液

    此方案可获得 ≥ 7.5 mg/mL(饱和度未知)的澄清溶液。

    1 mL 工作液为例,取 100 μL 75.0 mg/mL 的澄清 DMSO 储备液加到 900 μL 20% 的 SBE-β-CD 生理盐水水溶液 中,混合均匀。

    20% SBE-β-CD in Saline 的配制(4°C,储存一周):2 g SBE-β-CD(磺丁基醚 β-环糊精)粉末定容于 10 mL 的生理盐水中,完全溶解至澄清透明。
动物溶解方案计算器
请输入动物实验的基本信息:

给药剂量

mg/kg

动物的平均体重

g

每只动物的给药体积

μL

动物数量

由于实验过程有损耗,建议您多配一只动物的量
计算结果
工作液所需浓度 : mg/mL
该产品水溶性佳,请具体参考实测 水 / PBS / Saline 中的溶解度数据。
您所需的储备液浓度超过该产品的实测溶解度,如有需要,请与 MCE 中国技术支持联系。
纯度 & 产品资料

纯度: 99.84%

参考文献
Kinase Assay
[1]

Nuclear proteins are isolated from MM.1S cells treated with 50nM RGB-286638 for 1, 4, and 8 h, using Nuclear Extraction Kit. Nuclear protein aliquots are added to the 96-well plate coated with specific double-stranded DNA sequence containing the p53 response element for overnight incubation. p53 in the nuclear extract is detected by addition of a specific primary antibody directed against p53. A secondary antibody conjugated to HRP is added to provide a sensitive colorimetric readout at 450 nm. All experiments are performed in triplicates[1].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Cell Assay
[1]

Colorimetric assays are performed to assay drug activity at increasing concentrations of RGB-286638 (0-100nM). Expressing wild-type p53 (MM.1S, MM.1R, H929) or mutant-p53 (U266, OPM1, RPMI) cells from 24- or 48-h cultures are pulsed with 10μL of 5mg/mL MTT to each well, followed by incubation at 37°C for 4h, and addition of 100 μL isopropanol containing 0.04 HCl. Absorbance readings at a wavelength of 570nm (with correction using readings at 630nm) are taken on a spectrophotometer. All experiments are performed in triplicates[1].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Animal Administration
[1]

Mice[1]
The in vivo anti-MM activity of RGB-286638 is evaluated in an MM xenograft model. RGB-286638 dosing solutions of 2 and 3 mg/mL in 5% dextrose/water (D5W) pH5.2, as well as D5W pH5.2 for vehicle control dosing group, are prepared and provided by Agennix AG. CB-17 severe combined immunodeficient (SCID) mice are used. Forty male 5-6 week old mice are irradiated (2 Gy [200 rad]) using cesium 137 (137Cs)-irradiator source); 24h after irradiation, 2.5×106 MM.1S cells are inoculated subcutaneously in the upper back. When tumor weight is approximately 100 mg, mice are randomly assigned into 3 cohorts receiving daily IV tail vein injections for 5 consecutive days with either RGB-286638 30 mg/kg (8 mice), 40 mg/kg (9 mice), or control vehicle alone (10 mice). Animals are monitored for body weight and tumor volume by caliper measurements every alternate day. Tumor volume is estimated. Survival is evaluated from the first day of treatment until death. Tumor growth is evaluated using caliper measurements from the first day of treatment until day of first sacrifice. Percentage tumor growth inhibition (TGI) is calculated.

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

参考文献

完整储备液配制表

* 请根据产品在不同溶剂中的溶解度选择合适的溶剂配制储备液;一旦配成溶液,请分装保存,避免反复冻融造成的产品失效
储备液的保存方式和期限:-80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)。-80°C储存时,请在6个月内使用,-20°C储存时,请在1个月内使用。

可选溶剂 浓度 溶剂体积 质量 1 mg 5 mg 10 mg 25 mg
H2O / DMSO 1 mM 1.6167 mL 8.0834 mL 16.1668 mL 40.4171 mL
5 mM 0.3233 mL 1.6167 mL 3.2334 mL 8.0834 mL
10 mM 0.1617 mL 0.8083 mL 1.6167 mL 4.0417 mL
15 mM 0.1078 mL 0.5389 mL 1.0778 mL 2.6945 mL
20 mM 0.0808 mL 0.4042 mL 0.8083 mL 2.0209 mL
25 mM 0.0647 mL 0.3233 mL 0.6467 mL 1.6167 mL
30 mM 0.0539 mL 0.2694 mL 0.5389 mL 1.3472 mL
40 mM 0.0404 mL 0.2021 mL 0.4042 mL 1.0104 mL
DMSO 50 mM 0.0323 mL 0.1617 mL 0.3233 mL 0.8083 mL
60 mM 0.0269 mL 0.1347 mL 0.2694 mL 0.6736 mL
80 mM 0.0202 mL 0.1010 mL 0.2021 mL 0.5052 mL
100 mM 0.0162 mL 0.0808 mL 0.1617 mL 0.4042 mL

* 备注:如您选择水作为储备液,请稀释至工作液后,再用 0.22 μm 的滤膜过滤除菌后使用。

Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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产品名称:
RGB-286638
目录号:
HY-15504
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